forked from mirror/go-ethereum
obscuren
11 years ago
parent
0bf2d24cb0
commit
1471585af0
@ -1,236 +0,0 @@ |
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// Main Ethereum library
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window.eth = { |
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prototype: Object(), |
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// Retrieve block
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//
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// Either supply a number or a string. Type is determent for the lookup method
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// string - Retrieves the block by looking up the hash
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// number - Retrieves the block by looking up the block number
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getBlock: function(numberOrHash, cb) { |
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var func; |
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if(typeof numberOrHash == "string") { |
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func = "getBlockByHash"; |
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} else { |
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func = "getBlockByNumber"; |
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} |
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postData({call: func, args: [numberOrHash]}, cb); |
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}, |
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// Create transaction
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//
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// Transact between two state objects
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transact: function(sec, recipient, value, gas, gasPrice, data, cb) { |
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postData({call: "transact", args: [sec, recipient, value, gas, gasPrice, data]}, cb); |
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}, |
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create: function(sec, value, gas, gasPrice, init, body, cb) { |
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postData({call: "create", args: [sec, value, gas, gasPrice, init, body]}, cb); |
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}, |
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getStorageAt: function(address, storageAddress, cb) { |
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postData({call: "getStorage", args: [address, storageAddress]}, cb); |
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}, |
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getKey: function(cb) { |
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postData({call: "getKey"}, cb); |
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}, |
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getBalanceAt: function(address, cb) { |
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postData({call: "getBalance", args: [address]}, cb); |
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}, |
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getSecretToAddress: function(sec, cb) { |
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postData({call: "getSecretToAddress", args: [sec]}, cb); |
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}, |
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watch: function(address, storageAddrOrCb, cb) { |
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var ev; |
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if(cb === undefined) { |
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cb = storageAddrOrCb; |
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storageAddrOrCb = ""; |
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ev = "object:"+address; |
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} else { |
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ev = "storage:"+address+":"+storageAddrOrCb; |
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} |
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eth.on(ev, cb) |
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postData({call: "watch", args: [address, storageAddrOrCb]}); |
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}, |
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disconnect: function(address, storageAddrOrCb, cb) { |
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var ev; |
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if(cb === undefined) { |
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cb = storageAddrOrCb; |
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storageAddrOrCb = ""; |
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ev = "object:"+address; |
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} else { |
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ev = "storage:"+address+":"+storageAddrOrCb; |
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} |
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eth.off(ev, cb) |
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postData({call: "disconnect", args: [address, storageAddrOrCb]}); |
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}, |
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set: function(props) { |
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postData({call: "set", args: props}); |
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}, |
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on: function(event, cb) { |
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if(eth._onCallbacks[event] === undefined) { |
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eth._onCallbacks[event] = []; |
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} |
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eth._onCallbacks[event].push(cb); |
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return this |
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}, |
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off: function(event, cb) { |
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if(eth._onCallbacks[event] !== undefined) { |
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var callbacks = eth._onCallbacks[event]; |
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for(var i = 0; i < callbacks.length; i++) { |
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if(callbacks[i] === cb) { |
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delete callbacks[i]; |
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} |
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} |
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} |
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return this |
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}, |
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trigger: function(event, data) { |
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var callbacks = eth._onCallbacks[event]; |
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if(callbacks !== undefined) { |
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for(var i = 0; i < callbacks.length; i++) { |
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// Figure out whether the returned data was an array
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// array means multiple return arguments (multiple params)
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if(data instanceof Array) { |
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callbacks[i].apply(this, data); |
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} else { |
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callbacks[i].call(this, data); |
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} |
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} |
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} |
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}, |
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} |
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window.eth._callbacks = {} |
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window.eth._onCallbacks = {} |
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function hello() { |
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debug("hello") |
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window.dataTest = true; |
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} |
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function debug(/**/) { |
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var args = arguments; |
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var msg = "" |
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for(var i = 0; i < args.length; i++){ |
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if(typeof args[i] === "object") { |
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msg += " " + JSON.stringify(args[i]) |
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} else { |
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msg += args[i] |
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} |
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} |
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postData({call:"debug", args:[msg]}) |
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document.getElementById("debug").innerHTML += "<br>" + msg |
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} |
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// Helper function for generating pseudo callbacks and sending data to the QML part of the application
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function postData(data, cb) { |
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data._seed = Math.floor(Math.random() * 1000000) |
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if(cb) { |
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eth._callbacks[data._seed] = cb; |
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} |
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if(data.args === undefined) { |
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data.args = []; |
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} |
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navigator.qt.postMessage(JSON.stringify(data)); |
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} |
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navigator.qt.onmessage = function(ev) { |
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var data = JSON.parse(ev.data) |
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if(data._event !== undefined) { |
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eth.trigger(data._event, data.data); |
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} else { |
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if(data._seed) { |
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var cb = eth._callbacks[data._seed]; |
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if(cb) { |
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// Figure out whether the returned data was an array
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// array means multiple return arguments (multiple params)
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if(data.data instanceof Array) { |
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cb.apply(this, data.data) |
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} else { |
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cb.call(this, data.data) |
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} |
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// Remove the "trigger" callback
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delete eth._callbacks[ev._seed]; |
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} |
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} |
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} |
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} |
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window.eth._0 = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" |
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String.prototype.pad = function(len) { |
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var bin = this.bin(); |
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var l = bin.length; |
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if(l < 32) { |
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return eth._0.substr(0, 32 - bin.length) + bin; |
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} |
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return bin; |
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} |
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String.prototype.unpad = function() { |
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var i, l; |
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for(i = 0, l = this.length; i < l; i++) { |
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if(this[i] != "\0") { |
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return this.substr(i, this.length); |
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} |
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} |
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return this.substr(i, this.length); |
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} |
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String.prototype.bin = function() { |
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if(this.substr(0, 2) == "0x") { |
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return this.hex2bin(); |
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} else if(/^\d+$/.test(this)) { |
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return this.num2bin() |
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} |
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// Otherwise we'll return the "String" object instead of an actual string
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return this.substr(0, this.length) |
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} |
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String.prototype.unbin = function() { |
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var i, l, o = ''; |
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for(i = 0, l = this.length; i < l; i++) { |
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var n = this.charCodeAt(i).toString(16); |
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o += n.length < 2 ? '0' + n : n; |
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} |
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return "0x" + o; |
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} |
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String.prototype.hex2bin = function() { |
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bytes = [] |
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for(var i=2; i< this.length-1; i+=2) { |
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bytes.push(parseInt(this.substr(i, 2), 16)); |
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} |
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return String.fromCharCode.apply(String, bytes); |
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} |
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String.prototype.num2bin = function() { |
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return ("0x"+parseInt(this).toString(16)).bin() |
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} |
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